NAS — National Assurance Standard
NAS TradeLink

The Contractor Referral Network
Built on Verified Certification

NAS TradeLink connects NAS-certified contractors to refer work, find trusted peers, and win buyer opportunities — all within the NRTAUK platform.

NAS Only
Verified members
Live
Real-time matching
Free
To use for members
UK Wide
Coverage
For Contractors

Refer Work. Win Work. Build Your Network.

Too busy for a job? Refer it to a trusted, certified contractor in your network and earn referral fees. Looking for work? Receive matched opportunities from peers and buyers in your trade and area.

Refer overflow work to verified NAS-certified peers
Receive matched buyer requirements in your trade and region
Set your availability, radius, and preferred job types
Build a trusted partner network with other NAS members
Earn referral fees when your referred contractors win work
Full audit trail on all referrals and responses

How TradeLink Works for Contractors

1
Get NAS Certified
TradeLink is exclusively available to NAS-certified contractors on the NRTAUK platform.
2
Set Your Preferences
Define your trade, area, availability, and types of work you want to receive or refer.
3
Refer or Receive Work
Post work you cannot take on, or respond to referrals and buyer requirements that match your profile.
4
Build Your Network
Add trusted partners, rate completed work, and grow your verified contractor network.

How TradeLink Works for Buyers

1
Post Your Requirement
Describe the work, location, trade type, urgency, and any certification requirements.
2
Receive Ranked Matches
The system returns ranked NAS-certified contractors based on trade, location, and availability.
3
Review Profiles
View live certification status, insurance, workforce data, and past reviews before inviting.
4
Invite & Award
Invite selected contractors to quote and award work directly through the platform.
For Buyers & Procurement

Find Verified Contractors. Fast.

Post a work requirement and receive ranked matches from NAS-certified contractors. Every contractor in the network has been independently assessed — not self-declared.

Post requirements and receive real-time matched contractor profiles
All matches are NAS-certified with independently verified compliance data
View live insurance status, workforce size, and NAS tier
Filter by trade, location, radius, urgency and availability
Access compliance packs directly from contractor profiles
Full audit trail of all procurement decisions made through TradeLink

Why NAS TradeLink is Different

Unlike generic subcontractor platforms, every contractor in TradeLink has been independently assessed by NRTAUK assessors.

Verified Only

No self-declaration. Every contractor has passed independent NAS assessment covering H&S, insurance, training, and more.

Ranked Matching

Matches are ranked by certification tier, insurance status, availability, and proximity — not just trade category.

Trusted Network

Build a network of preferred partners with full review history, referral tracking, and success metrics.

Frequently Asked Questions

Ready to Join NAS TradeLink?

Get NAS certified and unlock access to the UK's only contractor referral network built on independently verified compliance.

Related Pages

For Contractors & SMEsFor Buyers & ProcurementApply for NAS CertificationAccredited RegisterHow Certification WorksBuyer Portal Access